Very odd problem with new Quantum 18GB drive and 2940UW (negotiation)

Chris Griffin boozer at vanadium.rollins.edu
Sat Aug 29 20:07:41 PDT 1998


I have just purchase a new 18.2 GB Quantum Ultra/Wide drive.  Here is the
negotiation I get when I boot with plain Linux 2.0.35:

(scsi0) <Adaptec AHA-294X Ultra SCSI host adapter> found at PCI 14/0
(scsi0) Wide Channel, SCSI ID=7, 16/255 SCBs
(scsi0) BIOS enabled, IO Port 0xec00, IRQ 10
(scsi0) IO Memory at 0xfebff000, MMAP Memory at 0x20817000
(scsi0) Resetting channel
(scsi0) Downloading sequencer code... 413 instructions downloaded
scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.0.19/3.2.4
       <Adaptec AHA-294X Ultra SCSI host adapter>
scsi : 1 host.
(scsi0:0:-1:-1) Scanning channel for devices.
(scsi0:-1:-1:-1) Allocating initial 30 SCB structures.
  Vendor: IBM       Model: DORS-32160W       Rev: WA0A
  Type:   Direct-Access                      ANSI SCSI revision: 02
Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
(scsi0:0:1:0) Using wide (16 bit) transfers.
(scsi0:0:1:0) Synchronous at 10.0MHz, offset 8.
  Vendor: IBM OEM   Model: DFHSS4W           Rev: 4141
  Type:   Direct-Access                      ANSI SCSI revision: 02
Detected scsi disk sdb at scsi0, channel 0, id 1, lun 0
  Vendor: QUANTUM   Model: QM318000TD-SW     Rev: N1B0
  Type:   Direct-Access                      ANSI SCSI revision: 01
Detected scsi disk sdc at scsi0, channel 0, id 2, lun 0
  Vendor: Seagate   Model: STT8000N          Rev: 3.22
  Type:   Sequential-Access                  ANSI SCSI revision: 02
Detected scsi tape st0 at scsi0, channel 0, id 3, lun 0
  Vendor: iomega    Model: jaz 1GB           Rev: G.60
  Type:   Direct-Access                      ANSI SCSI revision: 02
Detected scsi removable disk sdd at scsi0, channel 0, id 4, lun 0
  Vendor: NEC       Model: CD-ROM DRIVE:462  Rev: 1.13
  Type:   CD-ROM                             ANSI SCSI revision: 02
Detected scsi CD-ROM sr0 at scsi0, channel 0, id 5, lun 0
(scsi0:0:0:0) Enabled tagged queuing, queue depth 8.
(scsi0:0:1:0) Enabled tagged queuing, queue depth 8.
scsi : detected 1 SCSI tape 1 SCSI cdrom 4 SCSI disks total.
(scsi0:0:0:0) Using wide (16 bit) transfers.
(scsi0:0:0:0) Synchronous at 20.0MHz, offset 8.
SCSI device sda: hdwr sector= 512 bytes. Sectors= 4226725 [2063 MB] [2.1
GB]
SCSI device sdb: hdwr sector= 512 bytes. Sectors= 8813870 [4303 MB] [4.3
GB]
SCSI device sdc: hdwr sector= 512 bytes. Sectors= 35566499 [17366 MB]
[17.4 GB]
(scsi0:0:4:0) Synchronous at 10.0MHz, offset 15.

The strange thing is that it is seeing the new Quantum drive as a SCSI-1
device, so I don't get Ultra or Wide transfer and the tag depth is 1.  I
was planning on trying the 5.1.0pre7 driver to see if that made a
difference, but other than that is there anything I can do to fix the
negotiation?

						Thanks for any help
							Chris



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